/*
 * This file is part of the DTLib template project, http://www.dt4sw.com
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 唐佐林 (Delphi Tang)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef POINTER_H
#define POINTER_H

#include "Object.h"

namespace DTLib
{

template < typename T >
class Pointer : public Object
{
protected:
    T* m_pointer;
public:
    Pointer(T* p = NULL)
    {
        m_pointer = p;
    }

    T* operator-> ()
    {
        return m_pointer;
    }

    const T& operator* () const
    {
        return *m_pointer;
    }

    const T* operator-> () const
    {
        return m_pointer;
    }

    T& operator* ()
    {
        return *m_pointer;
    }

    bool isNull() const
    {
        return (m_pointer == NULL);
    }

    T* get() const
    {
        return m_pointer;
    }

    ~Pointer() = 0;
};

template < typename T >
Pointer<T>::~Pointer()
{

}

}

#endif // POINTER_H
